nf-core_modules/modules/seqtk/seq/main.nf
James A. Fellows Yates 90aef30f43
Set process label to process_single for modules with no task.cpus usage (#2076)
* Set process label to `process_single` for modules with no `task.cpus` usage

* Fix tests of 'borked' modules

* prettier

* More modules are single-threaded and can use process_single

* Adding process_single to hmmer/esl* modules

* Fix failing tests

* Prettier

Co-authored-by: Matthieu Muffato <mm49@sanger.ac.uk>
Co-authored-by: Daniel Lundin <erik.rikard.daniel@gmail.com>
2022-09-19 11:54:47 +02:00

40 lines
1.1 KiB
Text

process SEQTK_SEQ {
tag "$meta.id"
label 'process_single'
conda (params.enable_conda ? "bioconda::seqtk=1.3" : null)
container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
'https://depot.galaxyproject.org/singularity/seqtk:1.3--h5bf99c6_3' :
'quay.io/biocontainers/seqtk:1.3--h5bf99c6_3' }"
input:
tuple val(meta), path(fastx)
output:
tuple val(meta), path("*.gz") , emit: fastx
path "versions.yml" , emit: versions
when:
task.ext.when == null || task.ext.when
script:
def args = task.ext.args ?: ''
def prefix = task.ext.prefix ?: "${meta.id}"
def extension = "fastq"
if ("$fastx" ==~ /.+\.fasta|.+\.fasta.gz|.+\.fa|.+\.fa.gz|.+\.fas|.+\.fas.gz|.+\.fna|.+\.fna.gz/ || "$args" ==~ /\-[aA]/ ) {
extension = "fasta"
}
"""
seqtk \\
seq \\
$args \\
$fastx | \\
gzip -c > ${prefix}.seqtk-seq.${extension}.gz
cat <<-END_VERSIONS > versions.yml
"${task.process}":
seqtk: \$(echo \$(seqtk 2>&1) | sed 's/^.*Version: //; s/ .*\$//')
END_VERSIONS
"""
}